[Mono-dev] System.NullReferenceException, what does it mean?

Michael Hutchinson m.j.hutchinson at gmail.com
Mon Apr 3 11:43:53 EDT 2006

>  Unhandled Exception: System.NullReferenceException: Object reference not
> set to an instance of an object
>  in <0x001c6> WebPageFetchSpace.GetWebPageClass:GetWebPage
> ()
>  in <0x0007b> WebPageFetchSpace.GetWebPageClass:Run ()

There's not much anyone can do with that trace, especially as we don't
have the source. If you compile with debug symbols (mcs -debug) and
run with debugging support (mono --debug) you'll get line numbers, and
will be able to find out what operation is causing that exception.


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